| {|Kimmeridge Clay | | {| (Solenhofen Beds) | |=JURASSIC= {|Corallian Beds | | {|Oxford Clay |Dominant | {|Great Oolite Series | type | {|Inferior Oolite Series |Reptilia | {|Lias | |-------------- ---+-------------------------------| | {|Rhætic Beds | |=TRIASSIC= {|Keuper | | {|Muschelkalk | | {|Bunter | ------------+------------------+-------------------------------+-------- PRIMARY, |=PERMIAN or {|Red Sandstone, Marl } | OR |DYAS= {|Magnesian Limestone, }Zechstein| | {| etc. } |Dominant PALÆOZOIC. | {|Red Sandstone and Conglomerate | type, | {|Rothliegende |Fishes | | | |=CARBONIFEROUS= {|Coal Measures and Millstone | | {| Grit | | {|Carboniferous Limestone Series | | | | |=DEVONIAN & OLD {|Upper Old Red Sandstone | | RED SANDSTONE= {|Devonian | | {|Lower Old Red Sandstone | | | | |=SILURIAN= {|Ludlow Series | | {|Wenlock Series | | {|Llandovery Series | | {|May Hill Series | | | | |=ORDOVICIAN= {|Bala and Caradoc Series | | {|Llandeilo Series | | {|Llanvirn Series | | {|Arenig and Skiddaw Series | | | | |=CAMBRIAN= {|Tremadoc Slates | | {|Lingula Flags | | {|Menevian Series | | {|Harlech and Longmynd Series | ------------+------------------+-------------------------------+-------- |=EOZOIC-ARCHÆAN= {|Pebidian, Arvonian, and |Dominant